Cal. Fish & Game Code § 8552.6
(a) Notwithstanding Section 8552, a herring permit may be issued to two individuals if one of the following criteria is met:
(2) The individuals meet both of the following requirements:
(B) There is a partnership constituting equal, 50 percent, ownership in a herring fishery operation, including a vessel or equipment, and that partnership is demonstrated by any two of the following: